210Dh - Valve Status If Communication Is Lost - coval LEMCOM Series User Manual

LEMCOM CANopen® – User manual
12.34 210Dh – Valve status if communication is lost
In the event that the communication is lost (PLC  LEMCOM master module or LEMCOM master
module  LEMCOM secondary modules), the behavior of the suction and blowing valves can be
defined.
The following modes are possible:
MODE Byte 0
MD1 00h
MD2
01h
MD3 02h
MD4
03h
MD5
04h
SDO command:
CAN-ID
Command
(600h+ID)
2Fh
620h
The subindex is used to define the module to be set (from 1 to 16):
- Subindex = 0x01  set VALVE_STATUS on master module (address #0)
- Subindex = 0x02  set VALVE_STATUS on secondary module at address #1
- ...
- Subindex = 0x10  set VALVE_STATUS on secondary module at address #15
Byte 0 is used to define the operating mode of the valves according to the above table. Mode MD1
is the default operating mode.
COVAL – LMCOP-EN-A-1155UM0068
Detailed operation
Status of solenoid valves prior to loss of communication is preserved
Vacuum command active / blowing command inactive
Vacuum command inactive / blowing command active
Vacuum and blowing commands inactive
Vacuum inactive, then blowing for 2 s, followed by vacuum and blowing
inactive
Table 17 – Valve status in case of loss of communication
Object L Object H
0Dh 21h
Detailed description of CANopen objects
Subindex Byte 0
Module no.+1 00h
Byte 1 Byte 2 Byte 3
00h 00h 00h
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